Add flannel support

Signed-off-by: Sylvain Baubeau <sbaubeau@redhat.com>

5 files changed, 86 insertions, 0 deletions

diff --git a/roles/flannel_register/README.md b/roles/flannel_register/README.md
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+Role Name
+=========
+
+Register flannel configuration into etcd
+
+Requirements
+------------
+
+This role assumes it's being deployed on a RHEL/Fedora based host with package
+named 'flannel' available via yum, in version superior to 0.3.
+
+Role Variables
+--------------
+
+TODO
+
+Dependencies
+------------
+
+openshift_facts
+
+Example Playbook
+----------------
+
+    - hosts: openshift_master
+      roles:
+         - { flannel_register }
+
+License
+-------
+
+Apache License, Version 2.0
+
+Author Information
+------------------
+
+Sylvain Baubeau <sbaubeau@redhat.com>
diff --git a/roles/flannel_register/defaults/main.yaml b/roles/flannel_register/defaults/main.yaml
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+---
+flannel_network: "{{ openshift.master.portal_net | default('172.16.1.1/16') }}"
+flannel_min_network: "{{ min_network | default('172.16.5.0') }}"
+flannel_subnet_len: "{{ subnet_len | default(24) }}"
+flannel_etcd_key: /openshift.com/network
+etcd_hosts: "{{ etcd_urls }}"
+etcd_conf_dir: "{{ openshift.common.config_base }}/master"
+etcd_peer_ca_file: "{{ etcd_conf_dir }}/ca.crt"
+etcd_peer_cert_file: "{{ etcd_conf_dir }}/master.etcd-client.crt"
+etcd_peer_key_file: "{{ etcd_conf_dir }}/master.etcd-client.key"
+
diff --git a/roles/flannel_register/meta/main.yml b/roles/flannel_register/meta/main.yml
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+---
+galaxy_info:
+  author: Sylvain
+  description: etcd management
+  company: Red Hat, Inc.
+  license: Apache License, Version 2.0
+  min_ansible_version: 1.2
+  platforms:
+  - name: EL
+    versions:
+    - 7
+  categories:
+  - cloud
+  - system
+dependencies:
+- { role: openshift_facts }
diff --git a/roles/flannel_register/tasks/main.yml b/roles/flannel_register/tasks/main.yml
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+---
+- name: Assures /etc/flannel dir exists
+  sudo: true
+  file: path=/etc/flannel state=directory
+
+- name: Generate etcd configuration for etcd
+  sudo: true
+  template:
+    src: "flannel-config.json"
+    dest: "/etc/flannel/config.json"
+
+- name: Insert flannel configuration into etcd
+  sudo: true
+  shell: 'curl -L --cacert "{{ etcd_peer_ca_file }}" --cert "{{ etcd_peer_cert_file }}" --key "{{ etcd_peer_key_file }}" "{{ etcd_hosts[0] }}/v2/keys{{ flannel_etcd_key }}/config" -XPUT --data-urlencode value@/etc/flannel/config.json'
diff --git a/roles/flannel_register/templates/flannel-config.json b/roles/flannel_register/templates/flannel-config.json
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+++ b/roles/flannel_register/templates/flannel-config.json
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+{
+    "Network": "{{ flannel_network }}",
+    "SubnetLen": {{ flannel_subnet_len }},
+    "SubnetMin": "{{ flannel_min_network }}",
+    "Backend": {
+        "Type": "host-gw"
+     }
+}